EP2240541A4 - Polypropylene/polyisobutylene blends and films prepared from same - Google Patents

Polypropylene/polyisobutylene blends and films prepared from same

Info

Publication number
EP2240541A4
EP2240541A4 EP09707629A EP09707629A EP2240541A4 EP 2240541 A4 EP2240541 A4 EP 2240541A4 EP 09707629 A EP09707629 A EP 09707629A EP 09707629 A EP09707629 A EP 09707629A EP 2240541 A4 EP2240541 A4 EP 2240541A4
Authority
EP
European Patent Office
Prior art keywords
polypropylene
same
films prepared
polyisobutylene
blends
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09707629A
Other languages
German (de)
French (fr)
Other versions
EP2240541A1 (en
Inventor
Fengkui Li
Luyi Sun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fina Technology Inc
Original Assignee
Fina Technology Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fina Technology Inc filed Critical Fina Technology Inc
Publication of EP2240541A1 publication Critical patent/EP2240541A1/en
Publication of EP2240541A4 publication Critical patent/EP2240541A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2019/00—Use of rubber not provided for in a single one of main groups B29K2007/00 - B29K2011/00, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1397—Single layer [continuous layer]
EP09707629A 2008-02-08 2009-02-06 Polypropylene/polyisobutylene blends and films prepared from same Withdrawn EP2240541A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/028,535 US20090202770A1 (en) 2008-02-08 2008-02-08 Polypropylene/polyisobutylene blends and films prepared from same
PCT/US2009/033328 WO2009100293A1 (en) 2008-02-08 2009-02-06 Polypropylene/polyisobutylene blends and films prepared from same

Publications (2)

Publication Number Publication Date
EP2240541A1 EP2240541A1 (en) 2010-10-20
EP2240541A4 true EP2240541A4 (en) 2012-02-22

Family

ID=40939120

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09707629A Withdrawn EP2240541A4 (en) 2008-02-08 2009-02-06 Polypropylene/polyisobutylene blends and films prepared from same

Country Status (6)

Country Link
US (1) US20090202770A1 (en)
EP (1) EP2240541A4 (en)
JP (1) JP2011511865A (en)
KR (1) KR20100123675A (en)
CN (1) CN101939372A (en)
WO (1) WO2009100293A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104817753A (en) * 2015-05-21 2015-08-05 广东威林工程塑料有限公司 PE material for high-adsorbability PIB treating powder and preparation method of PE material
CN106065116A (en) * 2016-06-01 2016-11-02 石狮市炎英塑胶制品有限公司 A kind of cold-resistant, shock resistance casting films and preparation method thereof and production line
CN106188900A (en) * 2016-07-26 2016-12-07 吉翔宝（太仓）离型材料科技发展有限公司 A kind of waterproof mould release membrance
CN112802916B (en) * 2021-01-12 2023-09-22 浙江中聚材料有限公司 Solar photovoltaic backboard with high water vapor barrier property and preparation process and application thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3192288A (en) * 1961-08-21 1965-06-29 Exxon Research Engineering Co High impact strength blend of isotactic polypropylene, polyethylene and polyisobutylene
EP0116783A1 (en) * 1982-12-27 1984-08-29 Exxon Research And Engineering Company Thermoplastic blend of polyolefin, isobutylene-backbone elastomer and ethylene copolymer
JP2001328223A (en) * 2000-05-23 2001-11-27 Oji Paper Co Ltd Polypropylene biaxially stretched multilayered film
US6946182B1 (en) * 1999-07-16 2005-09-20 Allgeuer Thomas T Fringed surface structures obtainable in a compression molding process
US20070235896A1 (en) * 2006-04-06 2007-10-11 Fina Technology, Inc. High shrink high modulus biaxially oriented films

Family Cites Families (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL59182C (en) * 1936-10-26
YU35844B (en) * 1968-11-25 1981-08-31 Montedison Spa Process for obtaining catalysts for the polymerization of olefines
NL162664B (en) * 1969-06-20 1980-01-15 Montedison Spa PROCESS FOR PREPARING A CATALYST FOR THE POLYMERIZATION OF OLEFINS-1.
US4029876A (en) * 1974-04-01 1977-06-14 Union Carbide Corporation Heat-treated, corona-treated polymer bodies and a process for producing them
US4543399A (en) * 1982-03-24 1985-09-24 Union Carbide Corporation Fluidized bed reaction systems
US4588790A (en) * 1982-03-24 1986-05-13 Union Carbide Corporation Method for fluidized bed polymerization
AU602873B2 (en) * 1985-11-29 1990-11-01 American National Can Company Films using blends of polypropylene and polyisobutylene
US5073599A (en) * 1985-11-29 1991-12-17 American National Can Company Films using blends of polypropylene and polyisobutylene
US4767735A (en) * 1987-02-02 1988-08-30 Cosden Technology, Inc. Catalyst pretreatment process
JPS63221140A (en) * 1987-03-10 1988-09-14 Toray Ind Inc Production of porous polypropylene film
US4794096A (en) * 1987-04-03 1988-12-27 Fina Technology, Inc. Hafnium metallocene catalyst for the polymerization of olefins
US4975403A (en) * 1987-09-11 1990-12-04 Fina Technology, Inc. Catalyst systems for producing polyolefins having a broad molecular weight distribution
FR2634212B1 (en) * 1988-07-15 1991-04-19 Bp Chimie Sa APPARATUS AND METHOD FOR POLYMERIZATION OF GASEOUS OLEFINS IN A FLUIDIZED BED REACTOR
US5158920A (en) * 1988-07-15 1992-10-27 Fina Technology, Inc. Process for producing stereospecific polymers
DE4033196C1 (en) * 1990-10-19 1992-04-16 Basf Ag, 6700 Ludwigshafen, De
JP3144035B2 (en) * 1991-07-24 2001-03-07 三菱化学株式会社 Packaging film
US5416228A (en) * 1991-10-07 1995-05-16 Fina Technology, Inc. Process and catalyst for producing isotactic polyolefins
US5436304A (en) * 1992-03-19 1995-07-25 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
US5352749A (en) * 1992-03-19 1994-10-04 Exxon Chemical Patents, Inc. Process for polymerizing monomers in fluidized beds
US5456471A (en) * 1992-08-18 1995-10-10 Macdonald; Donald K. Golf practice apparatus and fabricating process
US5317036A (en) * 1992-10-16 1994-05-31 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization reactions utilizing soluble unsupported catalysts
JPH06238748A (en) * 1993-02-17 1994-08-30 Sumitomo Chem Co Ltd Self-adhesive packing film
US5462999A (en) * 1993-04-26 1995-10-31 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
KR100190268B1 (en) * 1993-04-26 1999-06-01 에인혼 해롤드 Process for polymerizing monomers in fludized beds
US6468936B1 (en) * 1993-04-28 2002-10-22 Fina Technology, Inc. Solid MAO/metallocene catalyst complex for propylene polymerization
ZA943399B (en) * 1993-05-20 1995-11-17 Bp Chem Int Ltd Polymerisation process
US6245705B1 (en) * 1993-11-18 2001-06-12 Univation Technologies Cocatalysts for metallocene-based olefin polymerization catalyst systems
JPH0880600A (en) * 1994-07-15 1996-03-26 Mitsubishi Chem Corp Packaging film
US5525678A (en) * 1994-09-22 1996-06-11 Mobil Oil Corporation Process for controlling the MWD of a broad/bimodal resin produced in a single reactor
US5616661A (en) * 1995-03-31 1997-04-01 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling particle growth during production of sticky polymers
US5677375A (en) * 1995-07-21 1997-10-14 Union Carbide Chemicals & Plastics Technology Corporation Process for producing an in situ polyethylene blend
US5665818A (en) * 1996-03-05 1997-09-09 Union Carbide Chemicals & Plastics Technology Corporation High activity staged reactor process
US5627242A (en) * 1996-03-28 1997-05-06 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling gas phase fluidized bed polymerization reactor
DE19619267A1 (en) * 1996-05-13 1997-11-20 Basf Ag Process for the production of medium molecular, highly reactive polyisobutene
US5968864A (en) * 1996-12-20 1999-10-19 Fina Technology, Inc. Catalyst efficiency for supported metallocene catalyst
US5807800A (en) * 1997-02-11 1998-09-15 Fina Technology, Inc. Process for producing stereospecific polymers
US5789502A (en) * 1997-04-22 1998-08-04 Fina Technology, Inc. Process for co-polymerization of propylene and ethylene
US6242545B1 (en) * 1997-12-08 2001-06-05 Univation Technologies Polymerization catalyst systems comprising substituted hafinocenes
US6207606B1 (en) * 1998-05-15 2001-03-27 Univation Technologies, Llc Mixed catalysts and their use in a polymerization process
US6245868B1 (en) * 1998-05-29 2001-06-12 Univation Technologies Catalyst delivery method, a catalyst feeder and their use in a polymerization process
US7354880B2 (en) * 1998-07-10 2008-04-08 Univation Technologies, Llc Catalyst composition and methods for its preparation and use in a polymerization process
US6147173A (en) * 1998-11-13 2000-11-14 Univation Technologies, Llc Nitrogen-containing group 13 anionic complexes for olefin polymerization
US6252021B1 (en) * 1998-11-23 2001-06-26 Korea Kumho Petrochemical Co., Ltd. Process for producing polyisobutene using a catalytic system comprising transition metal-benzene derivative compound-methylaluminoxane
US6180735B1 (en) * 1998-12-17 2001-01-30 Univation Technologies Catalyst composition and methods for its preparation and use in a polymerization process
US6432860B1 (en) * 1999-03-22 2002-08-13 Fina Technology, Inc. Supported metallocene catalysts
US6339134B1 (en) * 1999-05-06 2002-01-15 Univation Technologies, Llc Polymerization process for producing easier processing polymers
US6346586B1 (en) * 1999-10-22 2002-02-12 Univation Technologies, Llc Method for preparing a supported catalyst system and its use in a polymerization process
US6274684B1 (en) * 1999-10-22 2001-08-14 Univation Technologies, Llc Catalyst composition, method of polymerization, and polymer therefrom
US6380328B1 (en) * 1999-12-10 2002-04-30 Univation Technologies, Llc Catalyst systems and their use in a polymerization process
US6271323B1 (en) * 1999-10-28 2001-08-07 Univation Technologies, Llc Mixed catalyst compounds, catalyst systems and their use in a polymerization process
US6420580B1 (en) * 1999-11-05 2002-07-16 Univation Technologies, Llc Catalyst compositions and method of polymerization therewith
US6340730B1 (en) * 1999-12-06 2002-01-22 Univation Technologies, Llc Multiple catalyst system
US6359072B1 (en) * 2000-02-16 2002-03-19 Univation Technologies, Llc Polyethylene films having improved optical properties
JP2001328222A (en) * 2000-05-22 2001-11-27 Shin Etsu Polymer Co Ltd Film for packing food
JP4780842B2 (en) * 2000-05-26 2011-09-28 旭化成ケミカルズ株式会社 Polypropylene multilayer film
US7652092B2 (en) * 2002-08-12 2010-01-26 Exxonmobil Chemical Patents Inc. Articles from plasticized thermoplastic polyolefin compositions
US6815504B2 (en) * 2003-02-04 2004-11-09 Texas Petrochemicals, Lp Pressure sensitive adhesive formulation including enhanced polyisobutylene modifier
JP4915718B2 (en) * 2005-01-18 2012-04-11 株式会社神戸製鋼所 Damping material and its manufacturing method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3192288A (en) * 1961-08-21 1965-06-29 Exxon Research Engineering Co High impact strength blend of isotactic polypropylene, polyethylene and polyisobutylene
EP0116783A1 (en) * 1982-12-27 1984-08-29 Exxon Research And Engineering Company Thermoplastic blend of polyolefin, isobutylene-backbone elastomer and ethylene copolymer
US6946182B1 (en) * 1999-07-16 2005-09-20 Allgeuer Thomas T Fringed surface structures obtainable in a compression molding process
JP2001328223A (en) * 2000-05-23 2001-11-27 Oji Paper Co Ltd Polypropylene biaxially stretched multilayered film
US20070235896A1 (en) * 2006-04-06 2007-10-11 Fina Technology, Inc. High shrink high modulus biaxially oriented films

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009100293A1 *

Also Published As

Publication number Publication date
EP2240541A1 (en) 2010-10-20
KR20100123675A (en) 2010-11-24
WO2009100293A1 (en) 2009-08-13
CN101939372A (en) 2011-01-05
US20090202770A1 (en) 2009-08-13
JP2011511865A (en) 2011-04-14

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